4C Mailbox FAQs

Yes, 4C mailboxes are USPS approved as long as they are recessed into the wall. Reach out to your local post office for approval on surface mount and depot 4C mailboxes.

The USPS requires 1 parcel box for every 5 tenant doors. If you need additional parcel boxes you can look at model 1590-T1 or 1590-T2.

Some of the 4C mailboxes are configurable. Contact us for any customizations.

Yes, all cluster mailboxes come with the locks installed and 3 keys per lock.

No, the master lock is supplied by the post office. We do NOT have access to their master lock.

All units that start with 4C064C074C084C094CAD are fully ADA compliant.

Any units starting with 4C104C114C124C134C144C154C16 are partially ADA.

Contact us with questions regarding ADA.

Yes, all mailboxes are manufactured in Manhattan, KS or Los Angeles, CA.

All cluster mailboxes are shipped freight.

Yes, we ship all across the country.